423259841 has 2 divisors, whose sum is σ = 423259842. Its totient is φ = 423259840.

The previous prime is 423259817. The next prime is 423259849. The reversal of 423259841 is 148952324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415996816 + 7263025 = 20396^2 + 2695^2 .

It is a cyclic number.

It is not a de Polignac number, because 423259841 - 2¹⁰ = 423258817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423259795 and 423259804.

It is not a weakly prime, because it can be changed into another prime (423259849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211629920 + 211629921.

It is an arithmetic number, because the mean of its divisors is an integer number (211629921).

Almost surely, 2^423259841 is an apocalyptic number.

It is an amenable number.

423259841 is a deficient number, since it is larger than the sum of its proper divisors (1).

423259841 is an equidigital number, since it uses as much as digits as its factorization.

423259841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 38.

The square root of 423259841 is about 20573.2797822807. The cubic root of 423259841 is about 750.8197502049.

The spelling of 423259841 in words is "four hundred twenty-three million, two hundred fifty-nine thousand, eight hundred forty-one".